Epson AcuLaser C1750N User Manual

							Basic Printer Problems
S o m e  p r i n t e r  p r o b l e m s  c a n  b e  e a s y  t o  r e s o l v e .  I f  a  p r o b l e m  o c c u r s  w i t h  y o u r  p r i n t e r ,  c h e c k  e a c h  o f  t h e
following:
❏The power cord is connected to the printer, and to a properly grounded electrical outlet.
❏The printer is turned on.
❏The electrical outlet is not turned off at any switch or breaker.
❏Other electrical equipment plugged into the outlet is working.
❏When your printer is connected to the computer with the Wireless connection, the Ethernet cable
is not connected between the printer and the network.
If you have checked all of the above and still have a problem, turn off the printer, wait for 10 seconds,
and then turn on the printer. This often fixes the problem.
Display Problems
ProblemAction
After the printer is turned on, the
display on the LCD panel is blank, keeps
showing Please wait..., or the back
light is not lit.Turn off the printer, wait for 10 seconds, and turn on the printer. Self Test Message
appears on the LCD panel. When the test is completed, Ready is displayed.
Menu settings changed from the
operator panel have no effect.Settings in the software program, the print driver, or the printer utilities have
precedence over the settings made on the operator panel.
Change the menu settings from the print driver, the printer utilities, or the software
program instead of the operator panel.
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							Printing Problems
ProblemAction
Job did not print or incorrect characters
printed.Ensure that Ready appears on the LCD panel before you send a job to print. Press
the 
 (Menu) button to return to Ready.
Ensure that print media is loaded in the printer. Press the 
 (Menu) button to
return to Ready.
Verify that you are using the correct print driver.
Ensure that you are using the correct Ethernet or USB cable and that it is securely
connected to the printer.
Verify that the correct print media size is selected.
If you are using a print spooler, verify that the spooler has not stalled.
Check the interface of your printer from Admin Menu.
Determine the host interface you are using. Print a Printer Settings page to verify
that the current interface settings are correct. Refer to “Printing a Printer Settings
Page” on page 125 for details on how to print a Printer Settings page.
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							ProblemAction
Print media misfeeds or multiple feeds
occur.Ensure that the print media you are using meets the specifications for your printer.
See also:
“Usable Print Media” on page 93
Fan the print media before loading it.
Ensure that the print media is loaded correctly.
Ensure that the paper width guides and length guide are adjusted correctly.
Ensure that the PSI is securely inserted.
Do not overfill the print media sources.
Do not force print media into the PSI or the MPF when you load it.
Otherwise, it may skew or buckle.
Ensure that the print media is not curled.
Load the recommended print side correctly for the type of print media you are
using.
See also:
“Loading Print Media” on page 95
Turn the print media over or around and try printing again to see if feeding
improves.
Do not mix print media types.
Do not mix reams of print media.
Remove the top and bottom curled sheets of a ream before loading the print media.
Load a print media source only when it is empty.
The envelope is creased after printing. Ensure that the envelope is loaded as instructed in “Loading Envelope in the
Multipurpose Feeder (MPF)” on page 102 or “Loading Envelope in the Priority Sheet
Inserter (PSI)” on page 108.
Page breaks in unexpected places.
Increase the value for Job Time-Out in the System Settings menu, that is on the
Printer Maintenance tab in the Printer Setting Utility.
Increase the time-out value in the Protocol Settings menu on EpsonNet Config.
Print media does not stack neatly in the
center output tray.Turn the print media stack over in the PSI and MPF.
Job prints from the wrong source or on
the wrong print media.Check Paper Type in the print driver.
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							Print Quality Problems
Note:
In this section, some procedures use the Printer Setting Utility or Status Monitor. Some procedures that
use the Printer Setting Utility can also be performed using the operator panel.
See also:
❏“Understanding the Printer Menus” on page 132
❏“Printer Setting Utility (Windows Only)” on page 21
❏“Status Monitor (Windows Only)” on page 22
The Output Is Too Light
ProblemAction
The output is too light. The toner cartridges may be low or need to be replaced. Confirm the amount of
toner in each toner cartridge.
1. Check the toner level in the Status tab in the Status Monitor window.
2. Replace the toner cartridges as necessary.
Verify that the print media is dry and the correct print media is used.
If not, use the print media recommended for the printer.
See also:
“Usable Print Media” on page 93
Try changing the Paper Type setting in the print driver.
1. On the Paper / Output tab in Printing Preferences of the print driver, change
the Paper Type setting.
Disable Draft Mode in the print driver.
1. On the Advanced Settings tab in Printing Preferences of the print driver,
ensure that the Draft Mode check box is not selected.
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							Note:
If the problem continues even though you have taken suggested actions described above, contact the
Epson local representative office or an authorised dealer.
Toner Smears or Print Comes Off/Stain on Back Side
ProblemAction
Toner smears or print comes off.
The output has stain on the back side.The print media surface may be uneven. Try changing the Paper Type setting in the
print driver. For example, change Plain to Lightweight Cardstock.
1. On the Paper / Output tab in Printing Preferences of the print driver, change
the Paper Type setting.
Verify that the correct print media is being used.
If not, use the print media recommended for the printer.
See also:
“Usable Print Media” on page 93
Adjust the temperature of the fusing unit.
1. Launch the Printer Setting Utility, and click Adjust Fusing Unit on the Printer
Maintenance tab.
2. Adjust the fixing temperature by turning up the value for your printing media.
3. Click the Apply New Settings button.
Note:
If the problem continues even though you have taken suggested actions described above, contact the
Epson local representative office or an authorised dealer.
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							Random Spots/Blurred Images
ProblemAction
The printed result has random spots or
is blurred.Ensure that the toner cartridges are installed correctly.
See also:
“Installing a Toner Cartridge” on page 204
If you use non-genuine brand toner cartridges, install genuine brand toner
cartridges.
Clean up the fusing unit.
1. Load one sheet of paper on the MPF, and then print a solid image all over paper.
2. Load the printed sheet with the side to be printed on facing down, and then print
a blank sheet of paper.
Note:
If the problem continues even though you have taken suggested actions described above, contact the
Epson local representative office or an authorised dealer.
The Entire Output Is Blank
If this trouble happens, contact the Epson local representative office or an authorised dealer.
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							Streaks Appear on the Output
If this trouble happens, contact the Epson local representative office or an authorised dealer.
Pitched Color Dots
If this trouble happens, contact the Epson local representative office or an authorised dealer.
Vertical Blanks
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							ProblemAction
The printed result has vertical blanks. Clean inside the printer and perform test print.
1. Clean inside the printer by using the print head cleaning rod.
2. Click Print Test Page in the Properties window of the print driver.
See also:
“Cleaning Inside the Printer” on page 196
Note:
If the problem continues even though you have taken suggested actions described above, contact the
Epson local representative office or an authorised dealer.
Mottle
ProblemAction
The printed result has mottled
appearance.Adjust the transfer bias.
1. Launch the Printer Setting Utility, click Adjust BTR on the Printer Maintenance
tab.
2. Adjust the setting for the type of print media being used.
3. Click the Apply New Settings button.
If you use non-recommended print media, use the print media recommended for
the printer.
Note:
If the problem continues even though you have taken suggested actions described above, contact the
Epson local representative office or an authorised dealer.
Ghosting
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							ProblemAction
The printed result has ghosting. Adjust the transfer bias.
1. Launch the Printer Setting Utility, and click Chart Print on the Diagnosis tab.
2. Click the Ghost Configuration Chart button.
The Ghost Configuration Chart is printed.
3. Click BTR Refresh Mode on the Printer Maintenance tab.
4. Select the check box next to On, and then click the Apply New Settings button.
5. Click Chart Print on the Diagnosis tab.
6. Click the Ghost Configuration Chart button.
The Ghost Configuration Chart is printed.
The print media surface may be uneven. Try changing the Paper Type setting in the
print driver. For example, change Plain to Lightweight Cardstock.
1. On the Paper / Output tab in Printing Preferences of the print driver, change
the Paper Type setting.
Adjust the temperature of the fusing unit.
1. Launch the Printer Setting Utility, and click Adjust Fusing Unit on the Printer
Maintenance tab.
2. Adjust the fixing temperature by turning up the value for your printing media.
3. Click the Apply New Settings button.
If you use non-recommended print media, use the print media recommended for
the printer.
Note:
If the problem continues even though you have taken suggested actions described above, contact the
Epson local representative office or an authorised dealer.
Fog
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							ProblemAction
The  printed  result  is  foggy. When the whole is printed light, contact the Epson local representative office or an
authorised dealer.
When the printed page is partly light, start Developer Stir Mode.
1. Launch the Printer Setting Utility, and click Developer Stir Mode on the
Diagnosis tab.
2. Click the Start button.
Note:
If the problem continues even though you have taken suggested actions described above, contact the
Epson local representative office or an authorised dealer.
Bead-Carry-Out (BCO)
ProblemAction
Bead-Carry-Out (BCO) is happening. If the printer is installed in a high altitude location, set the altitude of the location.
1. Launch the Printer Setting Utility, and click Adjust Altitude on the Printer
Maintenance tab.
2. Select the value close to the altitude of the location where the printer is installed.
3. Click the Apply New Settings button.
Note:
If the problem continues even though you have taken suggested actions described above, contact the
Epson local representative office or an authorised dealer.
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